Multiplying by Single Digit Numbers
39 X 5
195
432 X 27
12,000
45 X 71
3,195
10 (4 + 3)
70
3 + 8 = 8 +3
commutative property
72 X 8
576
576 X 81
48,000
63 X 58
3,654
8 (19 + 3)
176
5 + (8 +6) = (5 + 8) + 6
associative property
99 X 6
594
674 X 113
70,000
732 X 12
8,784
9 (13 + 11)
216
832 + 4,501 = 4,501 + 832
commutative property
102 X 9
918
4,308 X 591
2,400,000
819 X 23
18,837
34 (5 + 8)
442
432 +0 = 432
identity property
10,732 X 4
42,928
5,941 X 318
1,800,000
1,084 X 93
100,812
47 (14 + 9)
1,081
(4 + 320) + 15 = 4 + (320 + 15)
associative property